[    0.000000] Built 1 zonelists, mobility grouping on.  Total pages: 196608
[    0.000000] mem auto-init: stack:all(zero), heap alloc:off, heap free:off
[    0.000000] software IO TLB: area num 4.
[    0.000000] software IO TLB: SWIOTLB bounce buffer size roundup to 1MB
[    0.000000] software IO TLB: mapped [mem 0x000000006ec37000-0x000000006ed37000] (1MB)
[    0.000000] Memory: 743204K/786432K available (13888K kernel code, 2078K rwdata, 3348K rodata, 1792K init, 697K bss, 43228K reserved, 0K cma-reserved)
[    0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=4, Nodes=1
[    0.000000] ftrace: allocating 42083 entries in 165 pages
[    0.000000] ftrace: allocated 165 pages with 4 groups
[    0.000000] trace event string verifier disabled
[    0.000000] rcu: Preemptible hierarchical RCU implementation.
[    0.000000] rcu: 	RCU event tracing is enabled.
[    0.000000] rcu: 	RCU restricting CPUs from NR_CPUS=512 to nr_cpu_ids=4.
[    0.000000] 	Trampoline variant of Tasks RCU enabled.
[    0.000000] 	Rude variant of Tasks RCU enabled.
[    0.000000] 	Tracing variant of Tasks RCU enabled.
[    0.000000] rcu: RCU calculated value of scheduler-enlistment delay is 25 jiffies.
[    0.000000] rcu: Adjusting geometry for rcu_fanout_leaf=16, nr_cpu_ids=4
[    0.000000] RCU Tasks: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4.
[    0.000000] RCU Tasks Rude: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4.
[    0.000000] RCU Tasks Trace: Setting shift to 2 and lim to 1 rcu_task_cb_adjust=1 rcu_task_cpu_ids=4.
[    0.000000] NR_IRQS: 64, nr_irqs: 64, preallocated irqs: 0
[    0.000000] Root IRQ handler: gic_handle_irq
[    0.000000] GICv2m: range[mem 0x08020000-0x08020fff], SPI[80:143]
[    0.000000] rcu: srcu_init: Setting srcu_struct sizes based on contention.
[    0.000000] arch_timer: cp15 timer(s) running at 62.50MHz (virt).
[    0.000000] clocksource: arch_sys_counter: mask: 0x1ffffffffffffff max_cycles: 0x1cd42e208c, max_idle_ns: 881590405314 ns
[    0.000048] sched_clock: 57 bits at 63MHz, resolution 16ns, wraps every 4398046511096ns
[    0.004683] kfence: initialized - using 2097152 bytes for 255 objects at 0x(____ptrval____)-0x(____ptrval____)
[    0.010024] Console: colour dummy device 80x25
[    0.010989] Calibrating delay loop (skipped), value calculated using timer frequency.. 125.00 BogoMIPS (lpj=250000)
[    0.011142] pid_max: default: 32768 minimum: 301
[    0.012350] LSM: initializing lsm=capability,landlock
[    0.012757] landlock: Up and running.
[    0.014823] Mount-cache hash table entries: 2048 (order: 2, 16384 bytes, linear)
[    0.014858] Mountpoint-cache hash table entries: 2048 (order: 2, 16384 bytes, linear)
[    0.036407] cacheinfo: Unable to detect cache hierarchy for CPU 0
[    0.046265] rcu: Hierarchical SRCU implementation.
[    0.046305] rcu: 	Max phase no-delay instances is 1000.
[    0.049435] EFI services will not be available.
[    0.050835] smp: Bringing up secondary CPUs ...
[    0.054296] Detected PIPT I-cache on CPU1
[    0.056015] CPU1: Booted secondary processor 0x0000000001 [0x411fd070]
[    0.062007] Detected PIPT I-cache on CPU2
[    0.062630] CPU2: Booted secondary processor 0x0000000002 [0x411fd070]
[    0.064285] Detected PIPT I-cache on CPU3
[    0.064784] CPU3: Booted secondary processor 0x0000000003 [0x411fd070]
[    0.065546] smp: Brought up 1 node, 4 CPUs
[    0.065584] SMP: Total of 4 processors activated.
[    0.065609] CPU: All CPU(s) started at EL1
[    0.065674] CPU features: detected: 32-bit EL0 Support
[    0.065739] CPU features: detected: CRC32 instructions
[    0.080835] alternatives: applying system-wide alternatives
[    0.140707] devtmpfs: initialized
[    0.172230] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 7645041785100000 ns
[    0.173406] futex hash table entries: 1024 (order: 4, 65536 bytes, linear)
[    0.174917] 27264 pages in range for non-PLT usage
[    0.174998] 518784 pages in range for PLT usage
[    0.181903] DMI not present or invalid.
[    0.214182] NET: Registered PF_NETLINK/PF_ROUTE protocol family
[    0.218508] DMA: preallocated 128 KiB GFP_KERNEL pool for atomic allocations
[    0.218723] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA pool for atomic allocations
[    0.218826] DMA: preallocated 128 KiB GFP_KERNEL|GFP_DMA32 pool for atomic allocations
[    0.222165] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    0.223211] ASID allocator initialised with 65536 entries
[    0.223649] Serial: AMBA PL011 UART driver
[    0.247579] 9000000.pl011: ttyAMA0 at MMIO 0x9000000 (irq = 13, base_baud = 0) is a PL011 rev1
[    0.248764] printk: legacy console [ttyAMA0] enabled
[    0.351844] raid6: neonx8   gen()  4686 MB/s
[    0.420571] raid6: neonx4   gen()  3310 MB/s
[    0.495471] raid6: neonx2   gen()  2295 MB/s
[    0.564429] raid6: neonx1   gen()  1200 MB/s
[    0.633146] raid6: int64x8  gen()  1819 MB/s
[    0.702125] raid6: int64x4  gen()  1291 MB/s
[    0.772056] raid6: int64x2  gen()  1891 MB/s
[    0.841564] raid6: int64x1  gen()  1757 MB/s
[    0.841924] raid6: using algorithm neonx8 gen() 4686 MB/s
[    0.911120] raid6: .... xor() 1375 MB/s, rmw enabled
[    0.911544] raid6: using neon recovery algorithm
[    0.913251] iommu: Default domain type: Translated
[    0.913571] iommu: DMA domain TLB invalidation policy: strict mode
[    0.916138] SCSI subsystem initialized
[    0.916647] usbcore: registered new interface driver usbfs
[    0.916921] usbcore: registered new interface driver hub
[    0.917148] usbcore: registered new device driver usb
[    0.917492] pps_core: LinuxPPS API ver. 1 registered
[    0.917598] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti <giometti@linux.it>
[    0.917812] PTP clock support registered
[    0.929263] vgaarb: loaded
[    0.930409] clocksource: Switched to clocksource arch_sys_counter
[    0.956544] NET: Registered PF_INET protocol family
[    0.961612] IP idents hash table entries: 16384 (order: 5, 131072 bytes, linear)
[    0.967869] tcp_listen_portaddr_hash hash table entries: 512 (order: 1, 8192 bytes, linear)
[    0.968436] Table-perturb hash table entries: 65536 (order: 6, 262144 bytes, linear)
[    0.968901] TCP established hash table entries: 8192 (order: 4, 65536 bytes, linear)
[    0.969510] TCP bind hash table entries: 8192 (order: 6, 262144 bytes, linear)
[    0.970267] TCP: Hash tables configured (established 8192 bind 8192)
[    0.971465] UDP hash table entries: 512 (order: 2, 16384 bytes, linear)
[    0.971803] UDP-Lite hash table entries: 512 (order: 2, 16384 bytes, linear)
[    0.973037] NET: Registered PF_UNIX/PF_LOCAL protocol family
[    0.975996] RPC: Registered named UNIX socket transport module.
[    0.976182] RPC: Registered udp transport module.
[    0.976283] RPC: Registered tcp transport module.
[    0.976378] RPC: Registered tcp-with-tls transport module.
[    0.976482] RPC: Registered tcp NFSv4.1 backchannel transport module.
[    0.976731] PCI: CLS 0 bytes, default 64
[    0.984753] workingset: timestamp_bits=46 max_order=18 bucket_order=0
[    0.989566] NFS: Registering the id_resolver key type
[    0.990751] Key type id_resolver registered
[    0.990867] Key type id_legacy registered
[    0.994361] Key type cifs.idmap registered
[    1.038711] xor: measuring software checksum speed
[    1.040105]    8regs           :  3443 MB/sec
[    1.041272]    32regs          :  3695 MB/sec
[    1.043233]    arm64_neon      :  1926 MB/sec
[    1.043565] xor: using function: 32regs (3695 MB/sec)
[    1.044184] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 250)
[    1.044798] io scheduler mq-deadline registered
[    1.045114] io scheduler kyber registered
[    1.048152] pci-host-generic 4010000000.pcie: host bridge /pcie@10000000 ranges:
[    1.049223] pci-host-generic 4010000000.pcie:       IO 0x003eff0000..0x003effffff -> 0x0000000000
[    1.050330] pci-host-generic 4010000000.pcie:      MEM 0x0010000000..0x003efeffff -> 0x0010000000
[    1.050936] pci-host-generic 4010000000.pcie:      MEM 0x8000000000..0xffffffffff -> 0x8000000000
[    1.051861] pci-host-generic 4010000000.pcie: Memory resource size exceeds max for 32 bits
[    1.052759] pci-host-generic 4010000000.pcie: ECAM at [mem 0x4010000000-0x401fffffff] for [bus 00-ff]
[    1.054773] pci-host-generic 4010000000.pcie: PCI host bridge to bus 0000:00
[    1.055085] pci_bus 0000:00: root bus resource [bus 00-ff]
[    1.055237] pci_bus 0000:00: root bus resource [io  0x0000-0xffff]
[    1.055381] pci_bus 0000:00: root bus resource [mem 0x10000000-0x3efeffff]
[    1.055508] pci_bus 0000:00: root bus resource [mem 0x8000000000-0xffffffffff]
[    1.056667] pci 0000:00:00.0: [1b36:0008] type 00 class 0x060000 conventional PCI endpoint
[    1.059759] pci 0000:00:01.0: [1af4:1000] type 00 class 0x020000 conventional PCI endpoint
[    1.060116] pci 0000:00:01.0: BAR 0 [io  0x0000-0x001f]
[    1.060262] pci 0000:00:01.0: BAR 1 [mem 0x00000000-0x00000fff]
[    1.060418] pci 0000:00:01.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref]
[    1.060609] pci 0000:00:01.0: ROM [mem 0x00000000-0x0003ffff pref]
[    1.061014] pci 0000:00:02.0: [1af4:1005] type 00 class 0x00ff00 conventional PCI endpoint
[    1.061196] pci 0000:00:02.0: BAR 0 [io  0x0000-0x001f]
[    1.061302] pci 0000:00:02.0: BAR 1 [mem 0x00000000-0x00000fff]
[    1.061429] pci 0000:00:02.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref]
[    1.061780] pci 0000:00:03.0: [1af4:1001] type 00 class 0x010000 conventional PCI endpoint
[    1.061950] pci 0000:00:03.0: BAR 0 [io  0x0000-0x007f]
[    1.062303] pci 0000:00:03.0: BAR 1 [mem 0x00000000-0x00000fff]
[    1.062448] pci 0000:00:03.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref]
[    1.063001] pci 0000:00:04.0: [1b36:000d] type 00 class 0x0c0330 PCIe Root Complex Integrated Endpoint
[    1.063207] pci 0000:00:04.0: BAR 0 [mem 0x00000000-0x00003fff 64bit]
[    1.063991] pci 0000:00:05.0: [1af4:1003] type 00 class 0x078000 conventional PCI endpoint
[    1.064227] pci 0000:00:05.0: BAR 0 [io  0x0000-0x003f]
[    1.064337] pci 0000:00:05.0: BAR 1 [mem 0x00000000-0x00000fff]
[    1.064464] pci 0000:00:05.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref]
[    1.064829] pci 0000:00:06.0: [1af4:1050] type 00 class 0x038000 conventional PCI endpoint
[    1.065005] pci 0000:00:06.0: BAR 1 [mem 0x00000000-0x00000fff]
[    1.065138] pci 0000:00:06.0: BAR 4 [mem 0x00000000-0x00003fff 64bit pref]
[    1.067476] pci 0000:00:01.0: ROM [mem 0x10000000-0x1003ffff pref]: assigned
[    1.067796] pci 0000:00:01.0: BAR 4 [mem 0x8000000000-0x8000003fff 64bit pref]: assigned
[    1.068052] pci 0000:00:02.0: BAR 4 [mem 0x8000004000-0x8000007fff 64bit pref]: assigned
[    1.068246] pci 0000:00:03.0: BAR 4 [mem 0x8000008000-0x800000bfff 64bit pref]: assigned
[    1.068404] pci 0000:00:04.0: BAR 0 [mem 0x800000c000-0x800000ffff 64bit]: assigned
[    1.068553] pci 0000:00:05.0: BAR 4 [mem 0x8000010000-0x8000013fff 64bit pref]: assigned
[    1.068723] pci 0000:00:06.0: BAR 4 [mem 0x8000014000-0x8000017fff 64bit pref]: assigned
[    1.068894] pci 0000:00:01.0: BAR 1 [mem 0x10040000-0x10040fff]: assigned
[    1.069032] pci 0000:00:02.0: BAR 1 [mem 0x10041000-0x10041fff]: assigned
[    1.069167] pci 0000:00:03.0: BAR 1 [mem 0x10042000-0x10042fff]: assigned
[    1.069296] pci 0000:00:05.0: BAR 1 [mem 0x10043000-0x10043fff]: assigned
[    1.069424] pci 0000:00:06.0: BAR 1 [mem 0x10044000-0x10044fff]: assigned
[    1.069558] pci 0000:00:03.0: BAR 0 [io  0x1000-0x107f]: assigned
[    1.069693] pci 0000:00:05.0: BAR 0 [io  0x1080-0x10bf]: assigned
[    1.069810] pci 0000:00:01.0: BAR 0 [io  0x10c0-0x10df]: assigned
[    1.069928] pci 0000:00:02.0: BAR 0 [io  0x10e0-0x10ff]: assigned
[    1.071051] pci 0000:00:04.0: enabling device (0000 -> 0002)
[    1.075768] virtio-pci 0000:00:01.0: enabling device (0000 -> 0003)
[    1.078651] virtio-pci 0000:00:02.0: enabling device (0000 -> 0003)
[    1.080598] virtio-pci 0000:00:03.0: enabling device (0000 -> 0003)
[    1.082372] virtio-pci 0000:00:05.0: enabling device (0000 -> 0003)
[    1.084037] virtio-pci 0000:00:06.0: enabling device (0000 -> 0002)
[    1.130543] printk: legacy console [hvc0] enabled
[    1.131220] [drm] pci: virtio-gpu-pci detected at 0000:00:06.0
[    1.177504] [drm] features: -virgl +edid -resource_blob -host_visible
[    1.177584] [drm] features: -context_init
[    1.181706] [drm] number of scanouts: 1
[    1.182870] [drm] number of cap sets: 0
[    1.198067] [drm] Initialized virtio_gpu 0.1.0 0 for 0000:00:06.0 on minor 0
[    1.284378] Console: switching to colour frame buffer device 160x50
[    1.290778] virtio-pci 0000:00:06.0: [drm] fb0: virtio_gpudrmfb frame buffer device
[    1.334747] brd: module loaded
[    1.336132] virtio_blk virtio2: 4/0/0 default/read/poll queues
[    1.346610] virtio_blk virtio2: [vda] 6172214 512-byte logical blocks (3.16 GB/2.94 GiB)
[    1.369749] xhci_hcd 0000:00:04.0: xHCI Host Controller
[    1.372381] xhci_hcd 0000:00:04.0: new USB bus registered, assigned bus number 1
[    1.381458] xhci_hcd 0000:00:04.0: hcc params 0x00087001 hci version 0x100 quirks 0x0000000000000010
[    1.389222] xhci_hcd 0000:00:04.0: xHCI Host Controller
[    1.390617] xhci_hcd 0000:00:04.0: new USB bus registered, assigned bus number 2
[    1.392099] xhci_hcd 0000:00:04.0: Host supports USB 3.0 SuperSpeed
[    1.408677] hub 1-0:1.0: USB hub found
[    1.411320] hub 1-0:1.0: 4 ports detected
[    1.419554] usb usb2: We don't know the algorithms for LPM for this host, disabling LPM.
[    1.423355] hub 2-0:1.0: USB hub found
[    1.424472] hub 2-0:1.0: 4 ports detected
[    1.435203] rtc-pl031 9010000.pl031: registered as rtc0
[    1.437405] rtc-pl031 9010000.pl031: setting system clock to 2024-12-03T19:03:44 UTC (1733252624)
[    1.444745] device-mapper: ioctl: 4.48.0-ioctl (2023-03-01) initialised: dm-devel@lists.linux.dev
[    1.450320] usbcore: registered new interface driver usbhid
[    1.451233] usbhid: USB HID core driver
[    1.457751] hw perfevents: enabled with armv8_pmuv3 PMU driver, 7 counters available
[    1.460504] u32 classifier
[    1.460859]     input device check on
[    1.461299]     Actions configured
[    1.468154] NET: Registered PF_INET6 protocol family
[    1.476171] Segment Routing with IPv6
[    1.476887] In-situ OAM (IOAM) with IPv6
[    1.477982] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver
[    1.481211] NET: Registered PF_PACKET protocol family
[    1.482569] Bridge firewalling registered
[    1.483885] l2tp_core: L2TP core driver, V2.0
[    1.484506] Key type dns_resolver registered
[    1.485460] NET: Registered PF_VSOCK protocol family
[    1.498051] registered taskstats version 1
[    1.515166] Key type .fscrypt registered
[    1.515777] Key type fscrypt-provisioning registered
[    1.521296] Btrfs loaded, zoned=no, fsverity=no
[    1.541233] Key type encrypted registered
[    1.543535] printk: legacy console [netcon0] enabled
[    1.544153] netconsole: network logging started
[    1.590551] IP-Config: Complete:
[    1.591089]      device=eth0, hwaddr=52:54:00:12:34:02, ipaddr=192.168.7.2, mask=255.255.255.0, gw=192.168.7.1
[    1.592120]      host=192.168.7.2, domain=, nis-domain=(none)
[    1.592800]      bootserver=255.255.255.255, rootserver=255.255.255.255, rootpath=
[    1.592850]      nameserver0=8.8.8.8
[    1.596820] clk: Disabling unused clocks
[    1.597470] PM: genpd: Disabling unused power domains
[    1.601330] md: Waiting for all devices to be available before autodetect
[    1.602241] md: If you don't use raid, use raid=noautodetect
[    1.602954] md: Autodetecting RAID arrays.
[    1.603450] md: autorun ...
[    1.603806] md: ... autorun DONE.
[    1.663945] EXT4-fs (vda): mounted filesystem 64e8e4e9-fa50-41fe-b701-4ff0e9992527 r/w with ordered data mode. Quota mode: disabled.
[    1.665571] VFS: Mounted root (ext4 filesystem) on device 253:0.
[    1.667997] devtmpfs: mounted
[    1.682533] usb 1-1: new high-speed USB device number 2 using xhci_hcd
[    1.790353] Freeing unused kernel memory: 1792K
[    1.796393] Run /sbin/init as init process
[    1.860574] input: QEMU QEMU USB Tablet as /devices/platform/4010000000.pcie/pci0000:00/0000:00:04.0/usb1/1-1/1-1:1.0/0003:0627:0001.0001/input/input0
[    1.864249] hid-generic 0003:0627:0001.0001: input: USB HID v0.01 Mouse [QEMU QEMU USB Tablet] on usb-0000:00:04.0-1/input0
INIT: version 3.04 booting
[    1.998577] usb 1-2: new high-speed USB device number 3 using xhci_hcd
[    2.181425] input: QEMU QEMU USB Keyboard as /devices/platform/4010000000.pcie/pci0000:00/0000:00:04.0/usb1/1-2/1-2:1.0/0003:0627:0001.0002/input/input1
[    2.243901] hid-generic 0003:0627:0001.0002: input: USB HID v1.11 Keyboard [QEMU QEMU USB Keyboard] on usb-0000:00:04.0-2/input0
warning: FBIOPUT_VSCREENINFO failed, double buffering disabled
Starting udev
[    4.067353] udevd[138]: starting version 3.2.14
[    4.243302] udevd[139]: starting eudev-3.2.14
[    8.293005] EXT4-fs (vda): re-mounted 64e8e4e9-fa50-41fe-b701-4ff0e9992527 r/w. Quota mode: disabled.
ALSA: Restoring mixer settings...
INIT: Entering runlevel: 5
Configuring network interfaces... Error: ipv4: Address already assigned.
Starting system message bus: dbus.
Starting Connection Manager
Starting OpenBSD Secure Shell server: sshd
  generating ssh ECDSA host key...
done.
Starting Xserver
Starting rpcbind daemon...
done.

X.Org X Server 1.21.1.14
X Protocol Version 11, Revision 0
Current Operating System: Linux qemuarm64 6.10.14-yocto-standard #1 SMP PREEMPT Mon Oct 14 13:27:18 UTC 2024 aarch64
Kernel command line: root=/dev/vda rw  mem=768M ip=192.168.7.2::192.168.7.1:255.255.255.0::eth0:off:8.8.8.8 net.ifnames=0 console=ttyAMA0 console=hvc0 swiotlb=0  printk.time=1
 
Current version of pixman: 0.42.2
	Before reporting problems, check http://wiki.x.org
	to make sure that you have the latest version.
Markers: (--) probed, (**) from config file, (==) default setting,
	(++) from command line, (!!) notice, (II) informational,
	(WW) warning, (EE) error, (NI) not implemented, (??) unknown.
(==) Log file: "/var/log/Xorg.0.log", Time: Tue Dec  3 19:03:56 2024
(==) Using system config directory "/usr/share/X11/xorg.conf.d"
Starting bluetooth: bluetoothd.
Starting syslogd/klogd: done
 * Starting Avahi mDNS/DNS-SD Daemon: avahi-daemon
[A[74G[ ok ]
Starting Telephony daemon
Starting crond: OK
Starting tcf-agent: OK

Poky (Yocto Project Reference Distro) 5.1.1 qemuarm64 hvc0

qemuarm64 login: D-BUS per-session daemon address is: unix:path=/tmp/dbus-ZkOcgTG7GO,guid=6d061122195de2e3972bbf58674f561f
Using calibration data stored in /etc/pointercal.xinput
matchbox: Cant find a keycode for keysym 269025056
matchbox: ignoring key shortcut XF86Calendar=!$contacts

matchbox: Cant find a keycode for keysym 2809
matchbox: ignoring key shortcut telephone=!$dates

matchbox: Cant find a keycode for keysym 269025050
matchbox: ignoring key shortcut XF86Start=!matchbox-remote -desktop

[settings daemon] Forking. run with -n to prevent fork
dbus-daemon[640]: Activating service name='org.a11y.atspi.Registry' requested by ':1.2' (uid=0 pid=646 comm="matchbox-panel --start-applets showdesktop,windows")
dbus-daemon[640]: Successfully activated service 'org.a11y.atspi.Registry'
SpiRegistry daemon is running with well-known name - org.a11y.atspi.Registry
matchbox-wm: X error warning (0xc00002): BadWindow (invalid Window parameter) (opcode: 12)

(matchbox-desktop:645): Gtk-[1;33mWARNING[0m **: [34m19:04:05.773[0m: Could not load a pixbuf from icon theme.
This may indicate that pixbuf loaders or the mime database could not be found.

** (matchbox-desktop:645): [1;33mWARNING[0m **: [34m19:04:05.775[0m: Error loading icon: Failed to load /usr/share/pixmaps/xinput_calibrator.xpm: Unrecognized image file format
[  136.201354] hrtimer: interrupt took 14855952 ns
[  846.994681] hellomod: loading out-of-tree module taints kernel.
[  847.136899] Hello world!
[  848.944180] Cleaning up hellomod.
